Rollable walker



FIG. 1 is a front elevational view of rollable walker showing my new design;

FIG. 2 is a left side elevational view thereof, the view from the right side being the mirror image thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a left rear perspective view thereof; and,

FIG. 6 is a left rear perspective view with a seat of the rollable walker folded upwards. 

The ornamental design for a rollable walker, as shown and described. 